2 years ago

Look at the attachment! This is algebra. 10 points!

Mathematics

1 answer:

boyakko [2]2 years ago

6 0

If x∆y = 3x - y², then

5∆1 = 3×5 - 1² = 15 - 1 = 14

and

14∆6 = 3×14 - 6² = 42 - 36 = 6

So (5∆1)∆6 = 6.

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